/* iSense Networks -- hand-written CSS, no build step. */
:root {
  --navy: #0b1f3a;
  --navy-2: #12284a;
  --blue: #1456d6;
  --blue-dark: #0f43a8;
  --teal: #14b8a6;
  --teal-soft: #d8f5f1;
  --green: #15803d;
  --green-soft: #e8f7ee;
  --amber: #b45309;
  --ink: #14213d;
  --muted: #5b6b82;
  --line: #e2e8f0;
  --alt: #f4f7fb;
  --white: #fff;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(11, 31, 58, .06), 0 6px 20px rgba(11, 31, 58, .06);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--white); line-height: 1.6; font-size: 17px; -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; }
a { color: var(--blue); }
a:hover { color: var(--blue-dark); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; color: var(--navy); letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.container { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 680px; }
.narrow-wide { max-width: 820px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 46rem; }
.icon { flex: none; vertical-align: -0.2em; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff; padding: 8px 14px; z-index: 100; }
.skip-link:focus { left: 0; }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; }

/* ---- Buttons ---- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--blue); color: #fff; border: 2px solid var(--blue); padding: 11px 22px; border-radius: 10px; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; transition: background .15s, transform .05s; }
.btn:hover { background: var(--blue-dark); border-color: var(--blue-dark); color: #fff; }
.btn:active { transform: translateY(1px); }
.btn-lg { padding: 14px 28px; font-size: 1.05rem; }
.btn-sm { padding: 6px 14px; font-size: .9rem; border-radius: 8px; }
.btn-block { display: flex; width: 100%; }
.btn-secondary { background: transparent; color: var(--blue); }
.btn-secondary:hover { background: #eaf1ff; color: var(--blue-dark); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .55); }
.btn-ghost:hover { background: rgba(255, 255, 255, .12); border-color: #fff; }
.btn-light { background: #fff; color: var(--navy); border-color: #fff; }
.btn-light:hover { background: #eaf1ff; color: var(--navy); border-color: #eaf1ff; }
.btn-danger { background: #fff; color: #b91c1c; border-color: #fca5a5; }
.btn-danger:hover { background: #fee2e2; color: #991b1b; border-color: #f87171; }

/* ---- Header ---- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-row, .admin-bar-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--navy); }
.brand-name { font-size: 1.3rem; font-weight: 800; letter-spacing: -.02em; color: var(--navy); }
.brand-name span { font-weight: 500; color: var(--muted); }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a:not(.btn) { color: var(--ink); text-decoration: none; padding: 8px 12px; border-radius: 8px; font-weight: 500; font-size: .97rem; }
.site-nav a:not(.btn):hover { background: var(--alt); }
.site-nav a.active { color: var(--blue); background: #eaf1ff; }
.site-nav .nav-phone { font-weight: 700; white-space: nowrap; }
.nav-cta { margin-left: 8px; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 8px; padding: 8px 14px; font: inherit; font-weight: 600; color: var(--navy); cursor: pointer; }

/* ---- Hero ---- */
.hero { background: radial-gradient(1200px 500px at 85% -10%, rgba(20, 184, 166, .28), transparent 60%), radial-gradient(900px 500px at -10% 110%, rgba(20, 86, 214, .45), transparent 60%), var(--navy); color: #fff; padding: 72px 0 80px; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px); background-size: 44px 44px; mask-image: linear-gradient(to bottom, #000 30%, transparent 95%); -webkit-mask-image: linear-gradient(to bottom, #000 30%, transparent 95%); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero-grid-single { grid-template-columns: 1fr; }
.hero h1 { color: #fff; }
.hero h1 em { font-style: normal; color: var(--teal); }
.hero-lead { font-size: 1.2rem; color: #cbd8ee; max-width: 36rem; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 28px 0; }
.hero-points { list-style: none; margin: 0; padding: 0; display: flex; gap: 8px 22px; flex-wrap: wrap; color: #cbd8ee; font-size: .95rem; }
.hero-points .icon { color: var(--teal); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 700; color: var(--teal); margin-bottom: 14px; }
.eyebrow-dark { color: var(--blue); }
.hero-panel { background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .16); border-radius: 18px; padding: 22px; backdrop-filter: blur(6px); }
.hero-panel h2 { color: #fff; font-size: 1.15rem; margin-bottom: 14px; }
.panel-link { display: grid; grid-template-columns: 44px 1fr auto; grid-template-areas: "i b a" "i s a"; column-gap: 12px; align-items: center; padding: 12px; margin-bottom: 8px; border-radius: 12px; background: rgba(255, 255, 255, .06); color: #fff; text-decoration: none; transition: background .15s, transform .15s; }
.panel-link:last-child { margin-bottom: 0; }
.panel-link:hover { background: rgba(255, 255, 255, .16); color: #fff; transform: translateX(3px); }
.panel-link > span { grid-area: i; width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; background: rgba(20, 184, 166, .22); color: var(--teal); }
.panel-link:not(:has(small)) { grid-template-areas: "i b a"; }
.panel-link b { grid-area: b; font-size: 1.02rem; }
.panel-link small { grid-area: s; color: #b6c6e3; }
.panel-link > .icon { grid-area: a; color: var(--teal); }

/* ---- Sections ---- */
.section { padding: 72px 0; }
.section-alt { background: var(--alt); }
.section-head { margin-bottom: 32px; }
.section-head .lead { margin-bottom: 0; }
.page-hero { background: linear-gradient(180deg, #eef4ff, #fff); padding: 56px 0 40px; border-bottom: 1px solid var(--line); }
.page-hero-sm { padding: 40px 0 28px; }
.page-hero-green { background: linear-gradient(180deg, var(--green-soft), #fff); }
.page-hero .eyebrow { color: var(--blue); }
.page-hero-green .eyebrow { color: var(--green); }
.crumbs { font-size: .9rem; color: var(--muted); margin-bottom: 18px; }
.crumbs a { color: var(--muted); }
.crumbs span { margin: 0 6px; }
.band { padding: 64px 0; }
.band-green { background: var(--green-soft); }
.band-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.band-green .eyebrow-dark { color: var(--green); }
.cta-band { background: var(--navy); color: #fff; padding: 52px 0; }
.cta-green { background: linear-gradient(135deg, #0f5132, #15803d); }
.cta-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; margin-bottom: 6px; }
.cta-band p { margin: 0; color: #cbd8ee; }
.cta-green p { color: #d3f2df; }

/* ---- Cards ---- */
.grid { display: grid; gap: 20px; margin-bottom: 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; text-decoration: none; color: var(--ink); box-shadow: var(--shadow); transition: transform .15s, box-shadow .15s, border-color .15s; }
a.card:hover { transform: translateY(-3px); border-color: #b6ccf7; box-shadow: 0 2px 4px rgba(11, 31, 58, .06), 0 14px 30px rgba(20, 86, 214, .13); color: var(--ink); }
.card h3 { margin-bottom: 6px; }
.card p { color: var(--muted); font-size: .96rem; flex: 1; }
.card-icon { width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: #eaf1ff; color: var(--blue); margin-bottom: 14px; flex: none; }
.card-icon-lg { width: 68px; height: 68px; border-radius: 16px; margin-bottom: 0; }
.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 4px; }
.card-link { color: var(--blue); font-weight: 600; font-size: .92rem; display: inline-flex; align-items: center; gap: 4px; margin-left: auto; }
.chip { display: inline-block; background: var(--teal-soft); color: #0b615a; border-radius: 999px; padding: 3px 11px; font-size: .78rem; font-weight: 600; }
.chip-link { text-decoration: none; margin: 0 4px 6px 0; }
.chip-link:hover { background: #b9ece6; color: #0b615a; }
.cat-block { margin-bottom: 44px; }
.cat-head { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.cat-head .card-icon { margin: 0; }
.cat-head h2 { margin: 0; }
.cat-head p { margin: 0; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.filter { padding: 7px 16px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--ink); text-decoration: none; font-weight: 600; font-size: .92rem; }
.filter:hover { border-color: var(--blue); color: var(--blue); }
.filter.on { background: var(--navy); color: #fff; border-color: var(--navy); }
.note-line { color: var(--muted); }
.empty { text-align: center; color: var(--muted); padding: 28px; background: var(--alt); border-radius: var(--radius); }
.price-table th.price-no, .price-table td.price-no { width: 44px; color: var(--muted); font-variant-numeric: tabular-nums; }
.price-table td.price-value { font-weight: 700; color: var(--navy); white-space: nowrap; }
.onsite-area { display: inline-flex; align-items: center; gap: 8px; background: var(--teal-soft); color: #0b615a; padding: 8px 14px; border-radius: 999px; font-size: .95rem; margin: 10px 0 0; }

/* ---- Lists / steps / prose ---- */
.check-list { list-style: none; margin: 0 0 1em; padding: 0; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; padding: 8px 0; }
.check-list .icon { color: var(--green); margin-top: 3px; }
.check-list-lg li { background: #fff; border-radius: 12px; padding: 14px 16px; margin-bottom: 10px; box-shadow: var(--shadow); align-items: center; }
.check-list-lg .icon { color: var(--green); margin: 0; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; }
.steps-5 { grid-template-columns: repeat(5, 1fr); gap: 16px; }
.steps li { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.steps h3 { margin-bottom: 6px; font-size: 1.05rem; }
.steps p { margin: 0; color: var(--muted); font-size: .95rem; }
.step-num { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--navy); color: #fff; font-weight: 700; margin-bottom: 12px; }
.prose { max-width: 46rem; }
.prose p, .prose li { font-size: 1.04rem; }
.prose h2 { margin-top: 1.6em; }
.two-col { display: grid; grid-template-columns: 1.6fr 1fr; gap: 44px; align-items: start; }
.two-col-even { grid-template-columns: 1fr 1fr; }
.side-card { background: var(--alt); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; position: sticky; top: 92px; }
.side-card h2 { font-size: 1.25rem; }
.side-price { font-size: 1.15rem; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.side-who { margin: 18px 0 6px; font-weight: 600; font-size: .9rem; color: var(--muted); }
.service-title { display: flex; gap: 20px; align-items: center; }
.service-title h1 { margin-bottom: 8px; }
.service-title .lead { margin: 0; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 10px; padding: 0 18px; }
.faq summary { cursor: pointer; padding: 15px 0; font-weight: 600; color: var(--navy); }
.faq details[open] summary { color: var(--blue); }
.faq details p { color: var(--muted); }

/* ---- Forms ---- */
.form { display: grid; gap: 16px; }
.form label { display: grid; gap: 6px; font-weight: 600; font-size: .95rem; color: var(--navy); }
.form .hint, .hint { font-weight: 400; color: var(--muted); font-size: .85rem; }
.form input[type=text], .form input[type=email], .form input[type=tel], .form input[type=password], .form input[type=number], .form input[type=search], .form select, .form textarea, .filter-bar input, .filter-bar select {
  width: 100%; font: inherit; font-weight: 400; color: var(--ink); background: #fff; border: 1px solid #c8d3e4; border-radius: 9px; padding: 10px 12px; }
.form textarea { resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 3px solid rgba(20, 86, 214, .25); border-color: var(--blue); }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 28px; box-shadow: var(--shadow); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.check { display: flex !important; align-items: center; gap: 10px; font-weight: 500 !important; }
.check input { width: 18px; height: 18px; }
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
legend { font-weight: 700; color: var(--navy); padding: 0; margin-bottom: 8px; }
.choice-group { display: grid; gap: 8px; }
.choice { display: flex !important; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; font-weight: 500 !important; cursor: pointer; }
.choice:hover { border-color: var(--blue); }
.choice:has(input:checked) { border-color: var(--blue); background: #eef4ff; }
.check-group { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.code-input { font-size: 1.6rem; letter-spacing: .4em; text-align: center; max-width: 14rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---- Flash ---- */
.flash { padding: 12px 16px; border-radius: 10px; margin: 16px 0; border: 1px solid; }
.flash-success { background: #e8f7ee; border-color: #a6dfbd; color: #14532d; }
.flash-error { background: #fdecec; border-color: #f5b5b5; color: #7f1d1d; }

/* ---- Footer ---- */
.site-footer { background: var(--navy); color: #b6c6e3; padding: 56px 0 0; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 36px; padding-bottom: 36px; }
.site-footer a { color: #d8e3f7; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.brand-light .brand-name { color: #fff; }
.brand-light .brand-name span { color: #9fb2d4; }
.footer-tag { margin: 14px 0 8px; font-weight: 600; color: #fff; }
.footer-line { margin: 4px 0; display: flex; gap: 8px; align-items: center; }
.footer-h { color: #fff; font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 14px; }
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 9px; }
.footer-base { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; border-top: 1px solid rgba(255, 255, 255, .12); padding-top: 18px; padding-bottom: 24px; font-size: .85rem; }

.footer-left { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; }
.footer-sep { opacity: .5; }
.footer-admin { color: #9fb2d4 !important; }

/* ---- Admin ---- */
body.admin { background: var(--alt); font-size: 16px; }
.admin-bar { position: sticky; top: 0; z-index: 50; background: var(--navy); }
.admin-bar .brand-name, .admin-bar .brand-name span { color: #fff; font-size: 1.1rem; }
.admin-bar .brand-name span { color: #9fb2d4; }
.admin-bar .site-nav a:not(.btn) { color: #d8e3f7; padding: 8px 10px; font-size: .92rem; }
.admin-bar .site-nav a:not(.btn):hover { background: rgba(255, 255, 255, .1); }
.admin-bar .nav-toggle { color: #fff; border-color: rgba(255, 255, 255, .4); }
.count { display: inline-block; min-width: 20px; padding: 0 6px; border-radius: 999px; background: var(--teal); color: var(--navy); font-size: .75rem; font-weight: 800; text-align: center; }
.admin-main { padding: 28px 0 60px; }
.admin-main h1 { font-size: 1.7rem; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.admin .section-head { margin: 28px 0 14px; }
.admin .section-head:first-child { margin-top: 0; }
.admin .section-head h1, .admin .section-head h2 { margin: 0; }
.admin .form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; max-width: 860px; }
.table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font-size: .93rem; }
.table th, .table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { background: #eef2f8; color: var(--navy); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }
.table tr:last-child td { border-bottom: 0; }
.row-actions { white-space: nowrap; }
form.inline { display: inline; }
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.filter-bar { align-items: center; }
.filter-bar input, .filter-bar select { width: auto; min-width: 150px; }
.filter-bar .filter-search { flex: 1 1 280px; min-width: 220px; }
.filter-count { font-size: .85rem; margin-left: auto; white-space: nowrap; }
tr[hidden] { display: none; }
.tile-icon-preview { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; background: #eaf1ff; color: var(--blue); vertical-align: middle; }
.badge { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .75rem; font-weight: 700; background: #e2e8f0; color: #334155; }
.badge-approved, .badge-won { background: #d1fae5; color: #065f46; }
.badge-pending, .badge-new { background: #fef3c7; color: #92400e; }
.badge-rejected { background: #fee2e2; color: #991b1b; }
.badge-contacted, .badge-quoted { background: #dbeafe; color: #1e40af; }
.badge-featured { background: var(--teal-soft); color: #0b615a; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; margin: 20px 0 8px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; text-decoration: none; color: var(--muted); display: grid; gap: 2px; }
.stat b { font-size: 2rem; color: var(--navy); line-height: 1; }
.stat:hover { border-color: var(--blue); }
.stat-alert { border-color: #f59e0b; background: #fffbeb; }
.detail-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 28px; margin-bottom: 24px; }
.facts { display: grid; grid-template-columns: auto 1fr; gap: 8px 16px; margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; align-content: start; }
.facts dt { color: var(--muted); font-size: .85rem; }
.facts dd { margin: 0; }
.message-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.pagination { display: flex; align-items: center; gap: 14px; margin: 18px 0; }
.pagination-info { color: var(--muted); font-size: .9rem; }
.login-box { max-width: 400px; margin: 64px auto; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 32px; box-shadow: var(--shadow); }
.login-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.login-box h1 { font-size: 1.5rem; }

/* ---- Responsive ---- */
@media (max-width: 960px) {
  .hero-grid, .band-grid, .two-col, .two-col-even, .detail-grid { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .steps, .steps-5 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .side-card { position: static; }
  .hero { padding: 52px 0 56px; }
}
@media (max-width: 860px) {
  .nav-toggle { display: inline-block; }
  .site-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; background: #fff; border-bottom: 1px solid var(--line); padding: 10px 20px 16px; box-shadow: 0 12px 24px rgba(11, 31, 58, .1); }
  .site-nav.open { display: flex; }
  .site-nav a:not(.btn) { padding: 12px; }
  .nav-cta { margin: 8px 0 0; }
  .admin-bar .site-nav { background: var(--navy); }
  .header-row, .admin-bar-row { position: relative; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .section { padding: 48px 0; }
  .grid-3, .grid-2, .steps, .steps-5, .row, .footer-grid { grid-template-columns: 1fr; }
  .service-title { flex-direction: column; align-items: flex-start; }
  .table { display: block; overflow-x: auto; }
  .form-card { padding: 20px; }
  .hero-actions .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } html { scroll-behavior: auto; } }